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  <script>
    // 作业3：求出数组中的大于10的个数 let arr = [1, 4, 5, 6, 7, 11, 88, 99,100]
    let arr = [1, 4, 5, 6, 7, 11, 88, 99, 100]
    let num = 0
    arr.map(item => {
      if (item > 10) {
        num++
      }
    })
    console.log(num);
  </script>
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